[Password Generation] Use signatures for form matching

components/autofill/core/browser/autofill_field_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/core/browser/autofill_field.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 180 matching lines @@
   ASSERT_EQ(base::string16(), field.value);
 
   // Field value is empty.
   EXPECT_TRUE(field.IsEmpty());
 
   // Field value is non-empty.
   field.value = ASCIIToUTF16("Value");
   EXPECT_FALSE(field.IsEmpty());
 }
 
-TEST_F(AutofillFieldTest, FieldSignature) {
+TEST_F(AutofillFieldTest, FieldSignatureAsStr) {
   AutofillField field;
   ASSERT_EQ(base::string16(), field.name);
   ASSERT_EQ(std::string(), field.form_control_type);
 
   // Signature is empty.
-  EXPECT_EQ("2085434232", field.FieldSignature());
+  EXPECT_EQ("2085434232", field.FieldSignatureAsStr());
 
   // Field name is set.
   field.name = ASCIIToUTF16("Name");
-  EXPECT_EQ("1606968241", field.FieldSignature());
+  EXPECT_EQ("1606968241", field.FieldSignatureAsStr());
 
   // Field form control type is set.
   field.form_control_type = "text";
-  EXPECT_EQ("502192749", field.FieldSignature());
+  EXPECT_EQ("502192749", field.FieldSignatureAsStr());
 
   // Heuristic type does not affect FieldSignature.
   field.set_heuristic_type(NAME_FIRST);
-  EXPECT_EQ("502192749", field.FieldSignature());
+  EXPECT_EQ("502192749", field.FieldSignatureAsStr());
 
   // Server type does not affect FieldSignature.
   field.set_server_type(NAME_LAST);
-  EXPECT_EQ("502192749", field.FieldSignature());
+  EXPECT_EQ("502192749", field.FieldSignatureAsStr());
 }
 
 TEST_F(AutofillFieldTest, IsFieldFillable) {
   AutofillField field;
   ASSERT_EQ(UNKNOWN_TYPE, field.Type().GetStorableType());
 
   // Type is unknown.
   EXPECT_FALSE(field.IsFieldFillable());
 
   // Only heuristic type is set.
@@ skipping 726 matching lines @@
     bool has_filled = AutofillField::FillFormField(
         field, ASCIIToUTF16(test_case.value_to_fill), "en-US", "en-US", &field);
 
     EXPECT_EQ(test_case.should_fill, has_filled);
     EXPECT_EQ(ASCIIToUTF16(test_case.expected_value), field.value);
   }
 }
 
 }  // namespace
 }  // namespace autofill